Surface reconstruction means that retrieve the data by scanning an object using a device
such as laser scanner and construct it using the computer to gain back the soft copy of data …

Inspection of solder joints has been a critical process in the electronic manufacturing
industry to reduce manufacturing cost, improve yield, and ensure product quality and …

Surface mount technology (SMT) is a procedure for mounting electronic components to the
surface of printed circuit boards (PCBs). Although the SMT procedure is more reliable than …

As the rapid development in electronic industries based on Printed Circuit Board (PCB)
designs and high volumes manufacturing capacities and the need for high quality products …

AutomaticOpticalInspection (AOI) orAutomatedVisualInspection (AVI) isacontrolprocess. Itevaluatesthequalityofmanufacturedproduct…
. Amongst its several uses, one is the inspection of PWB (Printed Wiring Boards) after their …

This paper introduces a new method to detect for solder paste defects on printed circuit
board. This method not only recognizes volumetric defect but also shape deformity. It …

Purpose: Computer vision has been widely used in the inspection of electronic components.
This paper proposes a computer vision system for the automatic detection, localisation, and …

A two-step phase shift profilometry method (2-step PSP) with prefiltering and postfiltering
stages is proposed to reconstruct the 3-D profile of solder paste. Two sinusoidal patterns …

In this paper, a special technique for the inspection of solder paste using directional LED
lighting is presented. Conventional optical inspection method would depend on an image …

Preservation, reproduction, and digitization of woodblocks are burgeoning fields, with
surface reconstruction playing a pivotal role in determining the quality of reconstructed …